JB Star yellow-diamond-and-platinum ring with diamonds, price upon request, Long’s Jewelers. Check out “ A Colorful Affair ” for more colorful wedding theme ideas.

Steal the look: Threshold watercolor floral gray and yellow tablecloth (Target, $19) Flatwoven rug (Ikea, $30) Square-weave rattan charger (Williams-Sonoma, $20) Sonoma life & style breeze napkin ...